Senior Fluids Modelling Engineer Full-Time, Permanent Inchinnan or Aberdeen, Scotland The Role Join our newly established Modelling & Simulation Team and play a key role in shaping the future of engineering across all three James Fisher and Sons divisions - Maritime, Defence and Energy. This is a rare opportunity to be part of a growing, forward‑thinking capability from day one, applying advanced modelling and simulation to high‑impact projects across the entire group. In this role, you will focus on fluids and thermal modelling, using cutting‑edge tools to tackle complex challenges, predict system performance, optimise designs, accelerate testing, and deliver insights that drive confident, data‑led decision‑making. If you are excited about solving big problems and want to help build a new centre of excellence, this role offers the perfect platform. This opportunity can be based in either of our offices in Inchinnan or Aberdeen. What you'll be doing - Develop models and run simulations, primarily in the fluids domain, with exposure to thermals, acoustics, structures, and dynamic mechanical systems. - Work with cross‑functional teams to quickly translate project requirements into effective simulation models. - Validate and test models to ensure accuracy and reliability. - Interpret simulation results and deliver clear, actionable insights to stakeholders. - Stay current with emerging simulation tools and techniques, actively exploring and implementing new approaches. - Maintain up‑to‑date documentation for models, methods, and processes. - Communicate findings and recommendations confidently, both in writing and verbally. What we're looking for - Masters degree in mechanical, aeromechanical, or related engineering field. - Chartered engineer status or working toward Chartership is desirable. - Extensive Computational Fluid Dynamics (CFD) experience, ideally using Ansys tools. - Skilled in coding and mathematical modelling (MATLAB, Simulink, Python). - Proven ability to validate simulations with real‑world data. - Excellent written and verbal communication skills, and ability to convey complex information clearly. - Adaptable, proactive, and eager to learn new tools and techniques. - Well‑organised, able to manage multiple projects and priorities at the same time. - Engaged and solution‑focused, with a drive to take ownership of complex challenges. Why join us? - Competitive benefits tailored to the division. - Opportunities for career growth and visibility across theorganisation - A supportive, inclusive culture that values your ideas and contributions - Work that truly makes a difference in safety, innovation, and global capability About Us: James Fisher is a global engineering services company with over 50 years of experience delivering complex offshore energy projects in some of the worlds most challenging environments. Weoperateacross Energy, Defence, and Maritime Transport,leveragingcutting-edgetechnology and deepexpertiseto support the full lifecycle of our customers assets. Our One James Fisher strategy unites our capabilities under a single vision, building a stronger, more cohesive business within the Blue Economy. Visit our website at:Home | James Fisher and Sons plc For more information about our values and behaviours, follow the link:About us | James Fisher and Sons plc If this sounds like the ideal next step in your career, then click apply now! Due to the volume of applications, we receive for our vacancies, on occasion applications may close before the deadline, so please apply early to avoid disappointment. James Fisher and Sons are committed to taking positive action on diversity and strongly encourage applications for candidates from all backgrounds.We are proud to be a Disability Confident employer and recognise thatour success depends on our talented and diverse workforce.